Diamond International Trucks Employee Directory

Truck TransportationTexas, United States201-500 Employees

Summit Truck Group is a privately-held company that does business as Summit Truck Group, Summit Bus, and Summit Idealease. The company operates at 24 commercial truck and bus dealerships in Arkansas, Kansas, Mississippi, Missouri, Oklahoma, Tennessee, and Texas. Summit Truck Group represents and services International®, Volvo, Mack, Ford, and Isuzu commercial trucks, and Crane Carrier specialty vehicles. Summit Bus represents and services IC Bus™, ElDorado National, and other commercial bus brands. Commercial truck lease and rental, mobile and dedicated maintenance services are offered through 12 Idealease™ locations. Summit serves customers with more than 850 employees, 250 technicians, over 350 service bays, and over $27 million in all-makes stocked parts.

Find Diamond International Trucks employees' phone numbers or email addresses

Diamond International Trucks Global Highlights

North America
379

United States Of America
364
Canada
15

Diamond International Trucks's Leadership

G. H.
Chief Human Resources Officer
Mobile Phone
Email
M. R. N.
Vice President Of Vocational And Medium Sales
Mobile Phone
Email
R. S.
Vp Of Used Truck Operations, Summit Truck Group
Mobile Phone
Email
D. M.
President
Mobile Phone
Email
T. L.
Fleet Owner
Mobile Phone
Email
D. S.
Vp/Gm
Mobile Phone
Email
C. H.
Vp/Gm
Mobile Phone
Email
D. M.
Area Operations Director
Mobile Phone
Email

Diamond International Trucks Employee Metrics

100%

50%

0%

2026

2025

2024

Sales
Administrative
Accounting
Consultant
Customer Success
Other
Supply Chain
Community & Social Services

Contact profiles from Diamond International Trucks

Name

Title

Contact Info

Location

Last Update

D. E.
Corporate Controller
Mobile Phone
Email
CanadaAlberta
Jul 05, 2024
G. K.
Senior Director Human Resources
Mobile Phone
Email
UNITED STATES
Mar 09, 2023
L. S.
Director Of Marketing
Mobile Phone
Email
United StatesTennessee
Sep 14, 2024
T. V.
Regional Sales Director
Mobile Phone
Email
UNITED STATES
Mar 09, 2023
C. S.
National Accounts Sales Manager
Mobile Phone
Email
United StatesArkansas
Sep 09, 2025
K. S.
Customer Service Manager
Mobile Phone
Email
Aug 09, 2025
T. L.
General Manager
Mobile Phone
Email
United StatesArkansas
Sep 11, 2025
T. D.
Kenworth Sales Manager
Mobile Phone
Email
Nov 16, 2025
R. M.
Used Truck Manager
Mobile Phone
Email
United StatesMissouri
Oct 27, 2025
D. C.
Service Manager
Mobile Phone
Email
United StatesMissouri
Sep 10, 2025

Frequently Asked Questions

What is Diamond International Trucks known for?

Diamond International Trucks operates in the Truck Transportation industry. The company's main headquarters is located in 1825 Lakeway Drive, Suite 700; you can contact the main corporate office by phone at

+1-580-237-****

. Explore Diamond International Trucks's company overview page for more information.

What is Diamond International Trucks's most common email format?

Diamond International Trucks employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Diamond International Trucks email formats with LeadIQ.

How many employees does Diamond International Trucks have currently?

Diamond International Trucks has approximately 347 employees as of January 2026. These team members are located across 1 continents, including North America.

Who are Diamond International Trucks's key employees and leadership?

As of January 2026, Diamond International Trucks's key employees include:

Chief Human Resources Officer: G. H.
Vice President Of Vocational And Medium Sales: M. R. N.
Vp Of Used Truck Operations, Summit Truck Group: R. S.
President: D. M.
Fleet Owner: T. L.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking